<template>
  <div>
    <el-tabs v-model="searchForm.tab" @tab-change="getData">
      <el-tab-pane :label="item.name" :name="item.key" v-for="(item, index) in tabbars" :key="index"></el-tab-pane>
    </el-tabs>

    <el-card shadow="never" class="border-0">
      <!-- 搜索 -->
      <Search :model="searchForm" @search="getData" @reset="resetSearchForm">
        <SearchItem label="关键词">
          <el-input v-model="searchForm.title" placeholder="商品名称" clearable></el-input>
        </SearchItem>
        <template #show>
          <SearchItem label="商品分类">
            <el-select v-model="searchForm.category_id" placeholder="请选择商品分类" clearable>
              <el-option v-for="item in category_list" :key="item.id" :label="item.name" :value="item.id">
              </el-option>
            </el-select>
          </SearchItem>
        </template>
      </Search>

      <!-- 新增|刷新 -->
      <ListHeader layout="create,refresh" @create="handleCreate" @refresh="getData">

        <el-button type="danger" size="small" @click="handleMultiDelete" v-if="searchForm.tab != 'delete'">批量删除</el-button>
        <el-button type="warning" size="small" @click="handleRestoreGoods" v-else>恢复商品</el-button>
        
        <el-popconfirm v-if="searchForm.tab == 'delete'" title="是否要彻底删除该商品？" confirmButtonText="确认" cancelButtonText="取消" @confirm="handleDestroyGoods">
          <template #reference>
           <el-button type="danger" size="small">彻底删除</el-button>
          </template>
        </el-popconfirm>

        <el-button size="small" @click="handleMultiStatusChange(1)" v-if="searchForm.tab == 'all' || searchForm.tab == 'off'">上架</el-button>
        <el-button size="small" @click="handleMultiStatusChange(0)" v-if="searchForm.tab == 'all' || searchForm.tab == 'saling'">下架</el-button>
      </ListHeader>

      <el-table ref="multipleTableRef" @selection-change="handleSelectionChange" :data="tableData" stripe style="width: 100%" v-loading="loading">
        <el-table-column type="selection" width="55" />
        <el-table-column label="商品" width="300">
          <template #default="{ row }">
            <div class="flex">
              <el-image class="mr-3 rounded" :src="row.cover" fit="cover" :lazy="true" style="width:50px;height: 50px;">
              </el-image>
              <div class="flex-1">
                <p>{{ row.title }}</p>
                <div>
                  <span class="text-rose-500">￥{{ row.min_price }}</span>
                  <el-divider direction="vertical" />
                  <span class="text-gray-500 text-xs">￥{{ row.min_oprice }}</span>
                </div>
                <p class="text-gray-400 text-xs mb-1">分类:{{ row.category ? row.category.name : "未分类" }}</p>
                <p class="text-gray-400 text-xs">创建时间：{{ row.create_time }}</p>
              </div>
            </div>
          </template>
        </el-table-column>
        <el-table-column label="实际销量" width="70" prop="sale_count" align="center" />
        <el-table-column label="商品状态" width="100">
          <template #default="{ row }">
            <el-tag :type="row.status ? 'success' : 'danger'" size="small">{{ row.status ? '上架' : '仓库' }}</el-tag>
          </template>
        </el-table-column>
        <el-table-column label="审核状态" width="120" align="center" v-if="searchForm.tab != 'delete'">
          <template #default="{ row }">
            <div class="flex flex-col" v-if="row.ischeck == 0">
              <el-button type="success" size="small" plain>审核通过</el-button>
              <el-button class="mt-2 !ml-0" type="danger" size="small" plain>审核拒绝</el-button>
            </div>
            <span v-else>{{ row.ischeck == 1 ? '通过' : '拒绝' }}</span>
          </template>
        </el-table-column>
        <el-table-column label="总库存" width="90" prop="stock" align="center" />
        <el-table-column label="操作" align="center">
          <template #default="scope">
            <div v-if="searchForm.tab != 'delete'">
              <el-button class="px-1" type="primary" size="small" text @click="handleEdit(scope.row)">修改</el-button>

              <el-button class="px-1" 
              :type=" (scope.row.sku_type == 0 && !scope.row.sku_value) || (scope.row.sku_type == 1 && !scope.row.goods_skus.length) ? 'danger' : 'primary'" 
              size="small" text
              :loading="scope.row.skusLoading" 
              @click="handleSetGoodsSkus(scope.row)"
              >商品规格</el-button>
              
              <el-button class="px-1" :type="scope.row.goods_banner.length == 0 ? 'danger' : 'primary'" size="small" text @click="handleSetGoodsBanners(scope.row)" :loading="scope.row.bannersLoading">设置轮播图</el-button>

              <el-button class="px-1" :type="!scope.row.content ? 'danger' : 'primary'" size="small" text @click="handleSetGoodsContent(scope.row)" :loading="scope.row.contentLoading">商品详情</el-button>

              <el-popconfirm title="是否要删除该商品？" confirmButtonText="确认" cancelButtonText="取消"
                @confirm="handleDelete([scope.row.id])">
                <template #reference>
                  <el-button class="px-1" text type="primary" size="small">删除</el-button>
                </template>
              </el-popconfirm>
            </div>
            <span v-else>暂无操作</span>
          </template>
        </el-table-column>
      </el-table>

      <div class="flex items-center justify-center mt-5">
        <el-pagination background layout="prev, pager ,next" :total="total" :current-page="currentPage"
          :page-size="limit" @current-change="getData" />
      </div>

      <FormDrawer ref="formDrawerRef" :title="drawerTitle" @submit="handleSubmit">
        <el-form :model="form" ref="formRef" :rules="rules" label-width="80px" :inline="false">
          <el-form-item label="商品名称" prop="title">
            <el-input v-model="form.title" placeholder="请输入商品名称，不能超过60个字符"></el-input>
          </el-form-item>
          <el-form-item label="封面" prop="cover">
            <ChooseImage v-model="form.cover" />
          </el-form-item>
          <el-form-item label="商品分类" prop="category_id">
            <el-select v-model="form.category_id" placeholder="选择所属商品分类">
              <el-option v-for="item in category_list" :key="item.id" :label="item.name" :value="item.id"></el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="商品描述" prop="desc">
            <el-input type="textarea" v-model="form.desc" placeholder="选填，商品卖点"></el-input>
          </el-form-item>
          <el-form-item label="单位" prop="unit">
            <el-input v-model="form.unit" placeholder="请输入单位" style="width:50%;"></el-input>
          </el-form-item>
          <el-form-item label="总库存" prop="stock">
            <el-input v-model="form.stock" type="number" style="width:40%;">
              <template #append>件</template>
            </el-input>
          </el-form-item>
          <el-form-item label="库存预警" prop="min_stock">
            <el-input v-model="form.min_stock" type="number" style="width:40%;">
              <template #append>件</template>
            </el-input>
          </el-form-item>
          <el-form-item label="最低销售价" prop="min_price">
            <el-input v-model="form.min_price" type="number" style="width:40%;">
              <template #append>元</template>
            </el-input>
          </el-form-item>
          <el-form-item label="最低原价" prop="min_oprice">
            <el-input v-model="form.min_oprice" type="number" style="width:40%;">
              <template #append>元</template>
            </el-input>
          </el-form-item>
          <el-form-item label="库存显示" prop="stock_display">
            <el-radio-group v-model="form.stock_display">
              <el-radio :label="0">隐藏</el-radio>
              <el-radio :label="1">显示</el-radio>
            </el-radio-group>
          </el-form-item>
          <el-form-item label="是否上架" prop="status">
            <el-radio-group v-model="form.status">
              <el-radio :label="0">放入仓库</el-radio>
              <el-radio :label="1">立即上架</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-form>
      </FormDrawer>

    </el-card>

    <banners ref="bannersRef" @reload-data="getData"/>
    <content ref="contentRef" @reload-data="getData"/>
    <skus ref="skusRef" @reload-data="getData"/>

  </div>
</template>
<script setup>
import { ref } from "vue"
import ListHeader from "~/components/ListHeader.vue";
import FormDrawer from "~/components/FormDrawer.vue";
import ChooseImage from "~/components/ChooseImage.vue";
import Search from "~/components/Search.vue";
import SearchItem from "~/components/SearchItem.vue";
import banners from "./banners.vue";
import content from "./content.vue";
import skus from "./skus.vue";
import {
  getGoodsList,
  updateGoodsStatus,
  createGoods,
  updateGoods,
  deleteGoods,
  restoreGoods,
  destroyGoods
} from "~/api/goods"
import {
  getCategoryList
} from "~/api/category"

import { useInitTable, useInitForm } from '~/composables/useCommon.js'

import {
  toast
} from "~/composables/util"

const {
  handleSelectionChange,
  multipleTableRef,
  handleMultiDelete,

  searchForm,
  resetSearchForm,
  tableData,
  loading,
  currentPage,
  total,
  limit,
  getData,
  handleDelete,
  handleMultiStatusChange,

  multiSelectionIds
} = useInitTable({
  searchForm: {
    title: "",
    tab: "all",
    category_id: null,
  },
  getList: getGoodsList,
  onGetListSuccess: (res) => {
    tableData.value = res.list.map(o => {
      o.bannersLoading = false
      o.contentLoading = false
      o.skusLoading = false
      return o
    })
    total.value = res.totalCount
  },
  delete: deleteGoods,
  updateStatus: updateGoodsStatus
})

const {
  formDrawerRef,
  formRef,
  form,
  rules,
  drawerTitle,
  handleSubmit,
  handleCreate,
  handleEdit
} = useInitForm({
  form: {
    title: null, //商品名称
    category_id: null, //商品分类
    cover: null, //商品封面
    desc: null, //商品描述
    unit: "件", //商品单位
    stock: 100, //总库存
    min_stock: 10, //库存预警
    status: 1, //是否上架 0仓库1上架
    stock_display: 1, //库存显示 0隐藏1显示
    min_price: 0, //最低销售价
    min_oprice: 0 //最低原价
  },
  getData,
  update: updateGoods,
  create: createGoods
})

const tabbars = [{
  key: "all",
  name: "全部"
}, {
  key: "checking",
  name: "审核中"
}, {
  key: "saling",
  name: "出售中"
}, {
  key: "off",
  name: "已下架"
}, {
  key: "min_stock",
  name: "库存预警"
}, {
  key: "delete",
  name: "回收站"
}]

// 商品分类
const category_list = ref([])
getCategoryList().then(res => category_list.value = res)

// 设置轮播图
const bannersRef = ref(null)
const handleSetGoodsBanners = (row)=>bannersRef.value.open(row)

// 设置商品详情
const contentRef = ref(null)
const handleSetGoodsContent = (row)=>contentRef.value.open(row)

// 设置商品规格
const skusRef = ref(null)
const handleSetGoodsSkus = (row)=>skusRef.value.open(row)

const handleRestoreGoods = ()=> useMultiAction(restoreGoods,"恢复")

const handleDestroyGoods = ()=> useMultiAction(destroyGoods,"彻底删除")

function useMultiAction(func,msg){
  loading.value = true
  func(multiSelectionIds.value)
  .then(res=>{
      toast(msg + "成功")
      // 清空选中
      if (multipleTableRef.value) {
          multipleTableRef.value.clearSelection()
      }
      getData()
  })
  .finally(()=>{
    loading.value = false
  })
}
</script>